2026-03-18T17:18:04.06Z38.81816482544-122.80483245853.2manualconfirmedUSGS1.07md1Origin/20260318172008.790614.157473Magnitude/20260318172008.790702.157474USGS6 km NW of The Geysers, CAregion namenccatalognc75329667contributorID